Finding the Fourth Proportional to 2,103.96, 2,903.64 and 1,404.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,103.96 : 2,903.64 = 1,404.84 : x
2. Step 2: Convert to fraction form
   2,103.96/2,903.64 = 1,404.84/x
3. Step 3: Cross multiply
   2,103.96x = 2,903.64 × 1,404.84
4. Step 4: Simplify right side
   2,103.96x = 4,079,149.62
5. Step 5: Solve for x
   x = 4,079,149.62/2,103.96
6. Step 6: Final answer
   x = 1,938.80